Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.13
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -2.89 -0.375 1.08
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index -4.25
Calving Interval (days) 2.36 -1.459 -3.44
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 1.25
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 3.63

* Based on an €80/tonne carbon price